Doctor profile · Federal record

Dr. Deborah Oh, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · San Diego, CA

  • NPI 1346467800
  • Accepts Medicare
  • MIPS 73.6 / 100 · 2023
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4405 Vandever Ave
San Diego, CA 921203315
(619) 528-5000
Mailing address
393 E Walnut St, 3Rd Floor Phr Systems
Pasadena, CA 911880001

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
November 30, 2007
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #A83445

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346467800. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,178
Distinct HCPCS
7
Medicare allowed
$51,012
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 780 11 $23
99213 Established patient office or other outpatient visit, 20-29 minutes 109 88 $94
82947 Blood glucose (sugar) level 107 63 $4
99214 Established patient office or other outpatient visit, 30-39 minutes 76 58 $136
99442 Telephone medical discussion with physician, 11-20 minutes 55 44 $97
99204 New patient office or other outpatient visit, 45-59 minutes 35 35 $177
96372 Injection of drug or substance under skin or into muscle 16 13 $15

In context: peer comparison

Among 14 peers in San Diego Endocrinology, Diabetes & Metabolism Physician, average services per provider: 91. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,055
Patients
348
Total drug cost
$684,047
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 197 60 $4,498
Jardiance (Empagliflozin) Brand 92 29 $108,972
Glipizide Generic 90 38 $1,209
Methimazole Generic 82 24 $1,144
Ozempic (Semaglutide) Brand 78 23 $109,367
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 69 26 $82,405
Trulicity (Dulaglutide) Brand 63 16 $125,505
Januvia (Sitagliptin Phosphate) Brand 58 20 $68,927
Glipizide ER (Glipizide) Brand 55 24 $1,714
Humalog Kwikpen U-100 (Insulin Lispro) Brand 53 13 $49,987

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Deborah Oh's medical specialty?
Dr. Deborah Oh practices Endocrinology, Diabetes & Metabolism Physician in San Diego, CA.
Where does Dr. Deborah Oh practice?
Dr. Deborah Oh practices at 4405 Vandever Ave, San Diego, CA 921203315. Office phone: 6195285000.
What is Dr. Deborah Oh's NPI?
Dr. Deborah Oh's National Provider Identifier (NPI) is 1346467800, issued by NPPES.
Does Dr. Deborah Oh accept Medicare assignment?
Yes. Dr. Deborah Oh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Deborah Oh commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99213); Blood glucose (sugar) level (HCPCS 82947). Source: CMS Medicare Physician & Other Practitioners file.